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Marquise|Lab Grown|IGI

3.73ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG812630333

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812630333

Diamond specifications and retailer prices

From $1,797 SGD
$1,402 USD
As of October 29, 2026
Save $10,482 SGD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,279 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.73ct lab-grown marquise diamond

This 3.73ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG812630333 or 812630333. Listed at 15 retailers as of October 28, 2026, with prices from $1,797 to $12,279, a $10,482 spread on the same certified stone. Brilliant Earth lists it at $12,279. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.73
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.3°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812630333
Dimensions15.47 × 7.92 × 5.05 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.47 mm7.92 mm3.73 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812630333
Side View
Table 59.0%Crown 38.3°Girdle: STK-THKPavilion 40.3°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $12,279 SGD|Low: $1,347 SGD|High: $12,279 SGD|Avg: $4,361 SGD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 4$1,347 SGD
Retailer 13$1,797 SGD
Retailer 3$1,882 SGD
Retailer 2$2,008 SGD
Retailer 10$2,402 SGD
Retailer 11$3,031 SGD
Retailer 8$3,430 SGD
Retailer 5$4,294 SGD
Retailer 9$4,531 SGD
Retailer 7$4,691 SGD
Retailer 12$4,921 SGD
Retailer 14$5,128 SGD
Retailer 6$7,274 SGD
Brilliant Earth$12,279 SGD

25 data points across 14 retailers

15 retailers$1,797 SGD to $12,279 SGD

Retailer 1
-
$1,347 SGD
$1,051 USD
Price last confirmed 13 days ago
A
Retailer 2
-
$1,797 SGD
$1,402 USD
View
A
Retailer 3
-
$1,882 SGD
$1,468 USD
View
A
Retailer 4
-
$2,008 SGD
£1,234 GBP
View
A
Retailer 5
-
$2,402 SGD
€1,785 EUR
View
B+
Retailer 6
-
$3,031 SGD
ZAR 38,209 ZAR
View
B+
Retailer 7
-
$3,430 SGD
$2,676 USD
View
B+
Retailer 8
-
$4,294 SGD
$3,350 USD
View
B+
Retailer 9
-
$4,531 SGD
$3,535 USD
View
B+
Retailer 10
-
$4,691 SGD
$3,660 USD
View
B
Retailer 11
-
$4,921 SGD
£3,023 GBP
View
B+
Retailer 12
-
$5,128 SGD
View
Retailer 13
-
$5,856 SGD
A$7,029 AUD
View
Price last confirmed 25 days ago
Retailer 14
-
$7,274 SGD
$5,675 USD
View
Price last confirmed 23 days ago
Most Expensive
B
Brilliant Earth
20516763A · Oct 28
$12,279 SGD
$9,580 USD
View
14 more retailers have this diamond
Prices start from $1,797 SGDSave up to $10,482 SGD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.73ct Marquise
$1,797 SGD